Systems, Devices and Methods For Providing Therapy To An Anatomical Structure

Abstract

Systems, devices, and methods comprising an instrument for expanding a paranasal sinus. The instrument may comprise an expandable disposable medical device is adapted to extend away from a distal portion of a shaft of an insertion device.

1 . A medical instrument configured for treating a paranasal sinus, the medical instrument comprising:
 an insertion device comprising a shaft, said shaft comprising a distal portion configured to be positioned at an angle relative to a proximal portion; and   an expandable disposable medical device comprising an expandable portion adapted for insertion into the paranasal sinus and an internal lumen adapted to receive at least a portion of the distal portion of said shaft;   wherein the medical device is capable of extending distally from said shaft when the distal portion is positioned at an angle to the proximal portion.   
     
     
         2 . The medical instrument of  claim 1  wherein the distal portion is positioned at a fixed angle relative to the proximal portion. 
     
     
         3 . The medical instrument of  claim 1  wherein the distal portion is configured to be moved from a collinear position with the proximal portion to an angled position relative to the proximal portion. 
     
     
         4 . The medical instrument of  claim 1  wherein the shaft comprises an articulating section between the distal portion and the proximal portion. 
     
     
         5 . The medical instrument of  claim 1  wherein the shaft comprises a curved section between the distal portion and the proximal portion. 
     
     
         6 . The medical instrument of  claim 1  wherein the expandable disposable medical device is coupled to a sleeve configured to receive the shaft. 
     
     
         7 . The medical instrument of  claim 6  wherein the sleeve is configured to slide towards the distal portion and extend the expandable disposable medical device away from the distal portion. 
     
     
         8 . The medical instrument of  claim 7  wherein the sleeve is coupled to a sliding member adapted to allow a user to slide the sliding member toward the distal portion. 
     
     
         9 . The medical instrument of  claim 1  wherein the insertion device comprises a rotating member adapted to extend the expandable disposable medical device away from distal portion when the rotating member is rotated. 
     
     
         10 . The medical instrument of  claim 1  wherein the insertion device comprises a sliding member adapted to extend the expandable disposable medical device away from distal portion when the sliding member is moved towards the distal portion. 
     
     
         11 . The medical instrument of  claim 1  wherein insertion device comprises a plunger mechanism adapted to extend the expandable disposable medical device away from distal portion when the plunger mechanism is moved towards the distal portion. 
     
     
         12 . The medical instrument of  claim 1  wherein the expandable disposable medical device comprises a semi-rigid tip. 
     
     
         13 . The medical instrument of  claim 1  wherein the expandable disposable medical device comprises a flexible tip. 
     
     
         14 . The medical instrument of  claim 1  further comprising a handle portion. 
     
     
         15 . The medical instrument of  claim 14  wherein the expandable disposable medical device is in fluid communication with a conduit and wherein the handle portion comprises a channel adapted to receive the conduit. 
     
     
         16 . The medical instrument of  claim 1  wherein the angle is between 0 and 120 degrees. 
     
     
         17 . The medical instrument of  claim 1  wherein the angle is between 0 and 90 degrees. 
     
     
         18 . The medical instrument of  claim 1  wherein the angle is between 0 and 60 degrees. 
     
     
         19 . The medical instrument of  claim 1  wherein the angle is between 0 and 45 degrees. 
     
     
         20 . A method of treating a paranasal sinus, the method comprising:
 coupling an expandable disposable medical device to a distal portion of a shaft of a medical instrument;   inserting the distal portion of the shaft towards the paranasal sinus;   moving the distal portion relative to a proximal portion of said shaft to form an angle;   extending the expandable disposable medical device away from the distal portion of the shaft; and   expanding an expandable portion of the expandable disposable medical device to engage the paranasal sinus.   
     
     
         21 . The method of  claim 20  wherein the paranasal sinus is a maxillary sinus. 
     
     
         22 . The method of  claim 20  wherein the paranasal sinus is a frontal sinus. 
     
     
         23 . The method of  claim 20  wherein the paranasal sinus is a sphenoid sinus. 
     
     
         24 . The method of  claim 20  wherein the shaft comprises an articulating portion and wherein the distal portion is positioned at an angle to the proximal portion after articulating the articulating section. 
     
     
         25 . The method of  claim 20  wherein the shaft comprises a curved portion and wherein the distal portion is fixed at an angle to the proximal portion. 
     
     
         26 . The method of  claim 20  wherein the angle is between 0 and 120 degrees. 
     
     
         27 . The method of  claim 20  wherein the angle is between 0 and 90 degrees. 
     
     
         28 . The method of  claim 20  wherein the angle is between 0 and 60 degrees. 
     
     
         29 . The method of  claim 20  wherein the angle is between 0 and 45 degrees. 
     
     
         30 . The method of  claim 20  wherein extending the expandable disposable medical device away from the distal portion of the shaft comprises moving a sliding member toward the distal portion of the shaft. 
     
     
         31 . The method of  claim 30  wherein extending the expandable disposable medical device away from the distal portion of the shaft comprises extending the expandable disposable medical device toward a maxillary ostium. 
     
     
         32 . The method of  claim 30  wherein the medical instrument comprises a handle portion and wherein the handle portion comprises the sliding member. 
     
     
         33 . The method of  claim 30  wherein the sliding member is disposed on the shaft. 
     
     
         34 . The method of  claim 20  wherein extending the expandable disposable medical device away from the distal portion of the shaft comprises rotating a rotating member. 
     
     
         35 . The method of  claim 34  wherein extending the expandable disposable medical device away from the distal portion of the shaft comprises extending the expandable disposable medical device toward a maxillary ostium. 
     
     
         36 . The method of  claim 20  wherein extending the expandable disposable medical device away from the distal portion of the shaft comprises moving a plunger mechanism toward the distal portion of the shaft. 
     
     
         37 . The method of  claim 36  wherein extending the expandable disposable medical device away from the distal portion of the shaft comprises extending the expandable disposable medical device toward a maxillary ostium. 
     
     
         38 . A method of treating a Eustachian tube, the method comprising:
 coupling an expandable disposable medical device to a distal portion of a shaft of a medical instrument;   inserting the distal portion of the shaft towards the Eustachian tube;   moving the distal portion relative to a proximal portion of said shaft to form an angle;   extending the expandable disposable medical device away from the distal portion of the shaft; and   expanding an expandable portion of the expandable disposable medical device to engage the Eustachian tube.